Ransomware Research
About Unlock92
Unlock92
Unlock92 was first discovered in August 2016 in enterprise cloud environments. Unlock92 is found in environments with a number of different names, including Unlock92 (v.1-2), Unlckr, Naampa, etc. For a full list of all names, please see below.
| Name | Unlock92 |
|---|---|
| AKA |
|
| First Seen | August 2016 |
Genealogy
To better understand Unlock92, we can trace it’s origins. Below is a snapshot of Unlock92’s genealogy.
| Unlock92 » Unlock92 Zipper |
Targeting
Behavior of Unlock92
Unlock92 is known to target specific file types. Below are all known file types that Unlock92 is known to infect.
In some cases, ransomware will update the modified date, when it encrypts files. Unlock92 updates the last modified date of the file it targets.
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Characteristics of Unlock92
Here are some of the unique characteristics that are helpful to know about Unlock92.
Suffixes
Some ransomware will change or append a suffix to the end of the file after they are encrypted, including changing the extension of a file. Here are some of the possible suffixes that Unlock92 ransomware is known to change.
| Suffixes | .CRRRT, .CCCRRRPPP, .blocked, .kukaracha, .jse, .block, .cr020801, .crptd, .MAY3321LTO, .cdrpt, @LOCKED, /.[a-z0-9]{6,7}$/ |
|---|
Ransomware Notes
Not all ransomware leaves a note. However, some ransomware leaves the infected party instructions on what the user should do to get rid of the ransomware, or satisfy the ransom. This often involves transferring money, often bitcoin or another cryptocurrency to a designated wallet.
Below are the type(s) of notes, content, and typical locations where Elastio has found ransom notes from Unlock92.
| Type | file |
|---|---|
| File Name | --------ПРОЧТИ МЕНЯ--------.txt |
| Location | EveryFolder |
| Type | file |
|---|---|
| File Name | !_ИНСТРУКЦИЯ_!.txt |
| Location |
| Type | file |
|---|---|
| File Name | !----README----!.jpg |
| Location | Desktop |
| Type | file |
|---|---|
| File Name | ----как---вернуть---ваши---файлы----.jpg |
| Location | UserFolders |
| Type | file |
|---|---|
| File Name | !!!!!!!!Как восстановить файлы!!!!!!!.txt |
| Location | EveryFolder |
| Type | file |
|---|---|
| File Name | ЧТO ДEЛAТЬ ДЛЯ ВОССТАНОВЛЕНИЯ ФAЙЛOB.txt |
| Location |
| Type | screenshot |
|---|---|
| Location | Desktop |
Executables
These are the names of the executables that contain the undetonated ransomware payload for Unlock92.
| Executables | типовой акт сверки сентябрь 2015.xlsx.scr, BTTP.exe, UNLOCK92, карта партнера.doc.exe, BCART.exe, pdf.exe, pdf.exe.bin, KSATAT.exe, заявка.xlsx.exe#, LAMAR.exe, LAMAR.e, MKEMBE.exe, MKEMBE2.ex, aa, 3_Id591.zip, naampa.exe, MMSPERT.EXE, mmspert.exe, notrad.exe, rdptm4.x, naampa.exe (mmspert.exe), onastt.exe |
|---|
External Pages
Ransomware often links to external pages such as payment pages, telegram contacts, etc. Below are some of the URLs Elastio has found to be associated with Unlock92.
| External Pages |
|
|---|
Available Decryptors for Unlock92
Decryptors help to decrypt the infected ransomware files. Below are the known decryptors for files that have been infected by Unlock92.
If there are any known decryptors for this ransomware, they are linked here.
| Name | Unlock92 Decrypter |
|---|---|
| URL | https://download.bleepingcomputer.com/demonslay335/Unlock92Decrypter.zip |
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